Option e is the correct answer. Vijayalaya was the founder of the medieval Chola empire, which reached its peak under his successors. He conquered the Kaveri delta from the Muttaraiyar in the middle of the ninth century A.D. and established his capital at Thanjavur. He also built the Vijayalaya Choleswaram temple there, dedicated to Lord Shiva. He was one of those rulers who, from nothing, greatly formed an empire and then conquered powerful neighboring empires such as Pandyas and Pallavas, and became a powerful force in all of ancient South India. Important Tips Krishna-I was a Rashtrakuta emperor who ruled from 756 to 774 CE. He defeated the last Badami Chalukya ruler Kirtivarman II and expanded his empire in the Deccan. He is also credited with building the Kailasa temple at Ellora. Rajraja Chola was a Chola emperor who ruled from 985 to 1014 CE. He was one of the most powerful and influential rulers in Indian history. He conquered the Pandya, Chera, and northern Sri Lanka regions, and extended his influence on the Maldives and Lakshadweep islands. He also built the Brihadisvara temple at Thanjavur, one of the largest and most magnificent temples in India. Parantaka was a name adopted by several South Indian kings, especially from the Chola and Pandya dynasties. The most famous Parantaka was Parantaka I, who ruled the Chola kingdom from 907 to 955 CE.